national polls show the white house race tight that president obama leads in the battleground states will decide the election. last night in denver, romney slammed the president's record. >> it's very clear we can't afford four more years like the last four years, that's why we're going to get change finally in washington that the people of america deserve. >> reporter: when romney arrived in ohio tomorrow for a bus tour, he'll be greeted by a new tv ad by the obama campaign attacking the nominee for saying 47% of americans are dependant on the government and view themselves as victims. >> my job is not to worry about those people. >> doesn't have the president have to worry about everyone? >> reporter: even after the campaign steps up efforts in bags ground states some in romney's own party worry the race is slipping away. >> their core problem was carefulness, their inability to focus on their own essential meaning. >> reporter: president obama will be in new york today and tomorrow for the general assembly. last night on "60 minutes," mr. obama said his biggest disappointment is h